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Finding the Fourth Proportional to 5,955.49, 8,934.09 and 3,180.64

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Solution

The fourth proportional to 5,955.49, 8,934.09 and 3,180.64 is: 4,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.49 : 8,934.09 = 3,180.64 : x
  2. Step 2: Convert to fraction form
    5,955.49/8,934.09 = 3,180.64/x
  3. Step 3: Cross multiply
    5,955.49x = 8,934.09 × 3,180.64
  4. Step 4: Simplify right side
    5,955.49x = 28,416,124.02
  5. Step 5: Solve for x
    x = 28,416,124.02/5,955.49
  6. Step 6: Final answer
    x = 4,771.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.